Wall clock time and date at job start Sat Apr 11 2020 06:10:04 AMSOL-version 7.1 by G. D. Hawkins, D. J. Giesen, G. C. Lynch, C. C. Chambers, I. Rossi, J. W. Storer, J. Li, J. D. Thompson, P. Winget, B. J. Lynch, D. Rinaldi, D. A. Liotard, C. J. Cramer, and D. G. Truhlar Copyright 2004 by Regents of the University of Minnesota. All rights reserved. Notice: recipients of this code are asked to comply with the user agreement in Section 1 of the documentation file. ******************************************************************************* * 1SCF - SCF CALCULATION WITHOUT GEOMETRY OPTIMIZATION * - USE EF ROUTINE FOR MINIMUM SEARCH (DEFAULT) * GEO-OK - OVERRIDE INTERATOMIC DISTANCE CHECK * TLIMIT= - A TIME OF 15. SECONDS REQUESTED * CHARGE - CHARGE ON SYSTEM= -1 * AM1 - THE AM1 HAMILTONIAN TO BE USED * DEV - DEVELOPER OPTIONS ARE ALLOWED * SM5.42R - SM5.42R CALCULATIONS WILL BE PERFORMED * - CHARGE MODEL 2 WILL BE USED (CM2A) * - THE SOLVENT IS USER-SPECIFIED * DIELEC - THE SOLVENT DIELECTRIC CONSTANT IS 2.06 * IOFR - THE SOLVENT INDEX OF REFRACTION IS 1.4345 * ALPHA - THE SOLVENT ALPHA IS 0.00 * BETA - THE SOLVENT BETA IS 0.00 * GAMMA - THE SOLVENT MACROSCOPIC SURFACE TENSION IS * 38.93 CAL MOL^-1 ANGSTROM^-2 * FACARB - THE FRACTION OF AROMATIC CARBONS IS 0.00 * FEHALO - THE FRACTION OF ELECTRONEGATIVE HALOGENS IS 0.00 ******************************************************************************* Atom NO. Chemical Bond length Bond angle Dihedral angle number (k) symbol (angstroms) (degrees) (degrees) (I) NA:I NB:NA:I NC:NB:NA:I NA NB NC 1 1 C 2 2 O 1.42892 * 1 3 3 C 1.42901 * 114.00113 * 2 1 4 4 C 1.52998 * 109.47126 * 180.02562 * 3 2 1 5 5 H 1.09005 * 109.47176 * 54.99779 * 4 3 2 6 6 C 1.52996 * 109.47157 * 294.99901 * 4 3 2 7 7 C 1.50702 * 109.47222 * 175.00011 * 4 3 2 8 8 O 1.21279 * 119.99512 * 359.97438 * 7 4 3 9 9 N 1.34770 * 119.99971 * 180.02562 * 7 4 3 10 10 C 1.46500 * 119.99821 * 179.97438 * 9 7 4 11 11 H 1.09003 * 109.52891 * 324.91706 * 10 9 7 12 12 C 1.53190 * 109.49978 * 84.99904 * 10 9 7 13 13 N 1.46918 * 108.92950 * 174.66760 * 12 10 9 14 14 C 1.36933 * 120.64198 * 126.31665 * 13 12 10 15 15 H 1.08002 * 120.00223 * 332.33507 * 14 13 12 16 16 C 1.38812 * 120.00008 * 152.33712 * 14 13 12 17 17 N 1.31620 * 120.00055 * 159.39071 * 16 14 13 18 18 Si 1.86802 * 119.99980 * 339.38727 * 16 14 13 19 19 H 1.48499 * 109.47269 * 92.99750 * 18 16 14 20 20 H 1.48500 * 109.46996 * 212.99916 * 18 16 14 21 21 H 1.48506 * 109.46876 * 332.99732 * 18 16 14 22 22 C 1.46950 * 118.71495 * 306.30086 * 13 12 10 23 23 C 1.53101 * 108.76460 * 53.50301 * 22 13 12 24 24 C 1.53075 * 109.48564 * 185.28440 * 23 22 13 25 25 C 1.53108 * 109.15882 * 297.00729 * 24 23 22 26 26 O 1.42898 * 109.41238 * 302.52381 * 25 24 23 27 27 C 1.42906 * 114.13411 * 61.17764 * 26 25 24 28 28 C 1.53088 * 109.46533 * 65.60302 * 23 22 13 29 29 C 1.52934 * 109.48657 * 305.47844 * 23 22 13 30 30 H 1.09003 * 109.47378 * 60.00184 * 1 2 3 31 31 H 1.09001 * 109.47447 * 179.97438 * 1 2 3 32 32 H 1.08998 * 109.47374 * 300.00290 * 1 2 3 33 33 H 1.08995 * 109.47388 * 59.99715 * 3 2 1 34 34 H 1.09004 * 109.46942 * 299.99922 * 3 2 1 35 35 H 1.09000 * 109.47252 * 59.99871 * 6 4 3 36 36 H 1.09002 * 109.47387 * 180.02562 * 6 4 3 37 37 H 1.08999 * 109.47107 * 300.00410 * 6 4 3 38 38 H 0.97002 * 120.00337 * 359.97438 * 9 7 4 39 39 H 1.09000 * 109.57810 * 54.79704 * 12 10 9 40 40 H 1.08999 * 109.57605 * 294.53981 * 12 10 9 41 41 H 0.97002 * 119.99667 * 180.02562 * 17 16 14 42 42 H 1.08998 * 109.58539 * 173.28762 * 22 13 12 43 43 H 1.08999 * 109.58417 * 293.57506 * 22 13 12 44 44 H 1.08995 * 109.52298 * 56.91197 * 24 23 22 45 45 H 1.09004 * 109.52120 * 177.10309 * 24 23 22 46 46 H 1.09005 * 109.48085 * 182.54127 * 25 24 23 47 47 H 1.09005 * 109.48725 * 62.50486 * 25 24 23 48 48 H 1.09004 * 109.48305 * 178.83776 * 27 26 25 49 49 H 1.08995 * 109.48324 * 58.78723 * 27 26 25 50 50 H 1.08999 * 109.52407 * 182.89009 * 28 23 22 51 51 H 1.08998 * 109.52500 * 303.02243 * 28 23 22 52 52 H 1.08999 * 109.45655 * 181.24785 * 29 23 22 53 53 H 1.08993 * 109.45834 * 301.20327 * 29 23 22 Note: An asterisk (*) indicates this parameter was or will be optimized. Cartesian coordinates (angstroms) NO. Atom X Y Z 1 6 0.0000 0.0000 0.0000 2 8 1.4289 0.0000 0.0000 3 6 2.0102 1.3055 0.0000 4 6 3.5354 1.1846 -0.0006 5 1 3.8507 0.5684 -0.8427 6 6 3.9962 0.5364 1.3064 7 6 4.1479 2.5560 -0.1245 8 8 3.4347 3.5336 -0.2048 9 7 5.4882 2.6958 -0.1470 10 6 6.0836 4.0289 -0.2679 11 1 5.4591 4.6500 -0.9101 12 6 6.1874 4.6703 1.1193 13 7 6.9007 5.9492 1.0009 14 6 6.3484 7.1041 1.4871 15 1 5.2748 7.2058 1.5468 16 6 7.1683 8.1440 1.9032 17 7 6.6902 9.3677 1.9825 18 14 8.9503 7.8067 2.3508 19 1 9.8093 8.0215 1.1586 20 1 9.3709 8.7283 3.4365 21 1 9.0872 6.4021 2.8130 22 6 8.2185 5.9651 0.3509 23 6 8.0960 5.3090 -1.0270 24 6 9.4831 5.1975 -1.6646 25 6 10.0504 6.6028 -1.8825 26 8 9.1521 7.3562 -2.6995 27 6 7.8537 7.5342 -2.1296 28 6 7.1976 6.1664 -1.9222 29 6 7.4869 3.9144 -0.8756 30 1 -0.3634 0.5138 -0.8900 31 1 -0.3634 -1.0277 -0.0005 32 1 -0.3634 0.5139 0.8899 33 1 1.6886 1.8464 0.8899 34 1 1.6885 1.8464 -0.8900 35 1 3.5532 -0.4554 1.3960 36 1 5.0828 0.4507 1.3061 37 1 3.6808 1.1525 2.1484 38 1 6.0586 1.9138 -0.0831 39 1 6.7354 4.0069 1.7884 40 1 5.1876 4.8451 1.5167 41 1 7.2633 10.0945 2.2729 42 1 8.5572 6.9948 0.2365 43 1 8.9329 5.4109 0.9597 44 1 10.1438 4.6364 -1.0038 45 1 9.4033 4.6842 -2.6230 46 1 11.0189 6.5311 -2.3777 47 1 10.1701 7.0999 -0.9199 48 1 7.2403 8.1333 -2.8027 49 1 7.9445 8.0432 -1.1701 50 1 7.0681 5.6745 -2.8862 51 1 6.2259 6.2960 -1.4458 52 1 7.4204 3.4391 -1.8542 53 1 8.1173 3.3119 -0.2217 RHF calculation, no. of doubly occupied orbitals= 66 REFERENCES FOR PARAMETERS IN GAS-PHASE HAMILTONIAN: H: (AM1): M.J.S. DEWAR ET AL, J. AM. CHEM. SOC. 107 3902-3909 (1985) C: (AM1): M.J.S. DEWAR ET AL, J. AM. CHEM. SOC. 107 3902-3909 (1985) N: (AM1): M.J.S. DEWAR ET AL, J. AM. CHEM. SOC. 107 3902-3909 (1985) O: (AM1): M.J.S. DEWAR ET AL, J. AM. CHEM. SOC. 107 3902-3909 (1985) Si: (AM1): M.J.S.DEWAR, C. JIE, ORGANOMETALLICS, 6, 1486-1490 (1987). REFERENCE FOR CHARGE MODEL 2: J. Li, J. Xing, C. J. Cramer, and D. G. Truhlar, J. Chem. Phys. 111 (1999) 885. REFERENCE FOR THE PARAMETERIZATION OF THE SM5.42R SOLVATION MODEL: J. Li, T. Zhu, G. D. Hawkins, P. Winget, D. A. Liotard, C. J. Cramer, and D. G. Truhlar, Theor. Chem. Acc. 103 (1999) 9-63 P. Winget, J. D. Thompson C. J. Cramer,and D. G. Truhlar, J. Phys. Chem. B. submitted. CHARGE=-1 AM1 1SCF TLIMIT=15 GEO-OK SM5.42R & SOLVNT=GENORG IOFR=1.4345 ALPHA=0.00 BETA=0.00 GAMMA=38.93 & DIELEC=2.06 FACARB=0.00 FEHALO=0.00 DEV ZINC001099572101.mol2 53 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED SCF FIELD WAS ACHIEVED Wall clock time and date at job start Sat Apr 11 2020 06:10:04 Heat of formation + Delta-G solvation = -111.587770 kcal Electronic energy + Delta-G solvation = -32415.078202 eV Core-core repulsion = 28287.277135 eV Total energy + Delta-G solvation = -4127.801067 eV No. of doubly occupied orbitals = 66 Molecular weight (most abundant/longest-lived isotopes) = 340.220 amu Computer time = 0.97 seconds Orbital eigenvalues (eV) -40.43259 -39.62859 -37.99073 -37.01126 -34.53704 -33.82173 -33.65471 -31.49496 -30.71672 -29.74418 -27.53241 -27.20310 -25.92303 -25.48934 -24.10503 -23.33178 -22.58526 -21.83406 -20.24607 -19.91902 -18.38730 -17.46384 -16.73884 -16.32129 -16.16504 -15.84465 -15.74541 -15.56066 -15.17343 -15.01395 -14.88026 -14.28268 -14.22189 -14.03854 -13.78701 -13.56708 -13.39157 -13.04153 -12.83157 -12.61785 -12.49876 -12.31845 -12.04406 -11.81779 -11.74409 -11.61724 -11.50034 -11.35762 -11.18954 -11.06649 -11.02704 -10.78064 -10.60689 -10.21472 -10.03286 -9.86987 -9.85662 -9.66456 -9.59195 -9.49638 -9.08648 -8.90903 -8.56821 -7.01871 -5.98673 -3.35459 2.72989 3.01254 3.22921 3.42894 3.44310 3.79065 4.27988 4.46596 4.53100 4.73117 4.79612 4.83805 4.92855 5.05169 5.08613 5.13110 5.14745 5.25838 5.32421 5.40445 5.42233 5.45860 5.46669 5.47794 5.53063 5.63480 5.64869 5.73132 5.75102 5.78015 5.85861 5.95791 6.01185 6.04006 6.10231 6.14537 6.17083 6.25775 6.37829 6.48235 6.50212 6.58267 6.64580 6.73131 6.75846 6.86278 6.91897 7.61220 7.61588 7.91077 8.28993 8.34811 8.89681 9.67027 10.02923 11.16914 Molecular weight = 340.22amu Principal moments of inertia in cm(-1) A = 0.014099 B = 0.003356 C = 0.003027 Principal moments of inertia in units of 10**(-40)*gram-cm**2 A = 1985.539955 B = 8342.187360 C = 9246.997177 Net atomic charges, atomic populations, and dipole contributions calculated with CM2 Atom NO. Type Charge No. of electrons 1 C 0.034 3.966 2 O -0.394 6.394 3 C 0.079 3.921 4 C -0.109 4.109 5 H 0.103 0.897 6 C -0.140 4.140 7 C 0.518 3.482 8 O -0.534 6.534 9 N -0.720 5.720 10 C 0.123 3.877 11 H 0.094 0.906 12 C 0.143 3.857 13 N -0.597 5.597 14 C -0.257 4.257 15 H 0.088 0.912 16 C 0.028 3.972 17 N -0.903 5.903 18 Si 0.872 3.128 19 H -0.287 1.287 20 H -0.302 1.302 21 H -0.271 1.271 22 C 0.129 3.871 23 C -0.072 4.072 24 C -0.141 4.141 25 C 0.057 3.943 26 O -0.389 6.389 27 C 0.057 3.943 28 C -0.132 4.132 29 C -0.104 4.104 30 H 0.041 0.959 31 H 0.085 0.915 32 H 0.042 0.958 33 H 0.059 0.941 34 H 0.059 0.941 35 H 0.073 0.927 36 H 0.060 0.940 37 H 0.061 0.939 38 H 0.396 0.604 39 H 0.022 0.978 40 H 0.067 0.933 41 H 0.263 0.737 42 H 0.079 0.921 43 H 0.025 0.975 44 H 0.068 0.932 45 H 0.068 0.932 46 H 0.086 0.914 47 H 0.052 0.948 48 H 0.088 0.912 49 H 0.067 0.933 50 H 0.056 0.944 51 H 0.090 0.910 52 H 0.059 0.941 53 H 0.062 0.938 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges -1.540 -18.172 -6.497 19.360 Note: The Mulliken population analysis charges presented below were not used in the solvation calculation but are provided for completeness. The chosen solvation model uses CM2 partial charges for calculating solvation energies. Net atomic charges, atomic populations, and dipole contributions using Mulliken population analysis Atom NO. Type Charge No. of electrons 1 C -0.063 4.063 2 O -0.313 6.313 3 C 0.002 3.998 4 C -0.130 4.130 5 H 0.121 0.879 6 C -0.197 4.197 7 C 0.303 3.697 8 O -0.410 6.410 9 N -0.371 5.371 10 C 0.017 3.983 11 H 0.112 0.888 12 C 0.016 3.984 13 N -0.320 5.320 14 C -0.385 4.385 15 H 0.105 0.895 16 C -0.172 4.172 17 N -0.546 5.546 18 Si 0.702 3.298 19 H -0.215 1.215 20 H -0.230 1.230 21 H -0.196 1.196 22 C 0.004 3.996 23 C -0.075 4.075 24 C -0.179 4.179 25 C -0.020 4.020 26 O -0.308 6.308 27 C -0.019 4.019 28 C -0.169 4.169 29 C -0.142 4.142 30 H 0.060 0.940 31 H 0.103 0.897 32 H 0.061 0.939 33 H 0.077 0.923 34 H 0.077 0.923 35 H 0.092 0.908 36 H 0.079 0.921 37 H 0.080 0.920 38 H 0.229 0.771 39 H 0.040 0.960 40 H 0.086 0.914 41 H 0.073 0.927 42 H 0.097 0.903 43 H 0.043 0.957 44 H 0.087 0.913 45 H 0.086 0.914 46 H 0.104 0.896 47 H 0.070 0.930 48 H 0.106 0.894 49 H 0.085 0.915 50 H 0.074 0.926 51 H 0.109 0.891 52 H 0.078 0.922 53 H 0.080 0.920 Dipole moment (debyes) X Y Z Total from point charges -1.903 -17.337 -6.650 18.666 hybrid contribution 1.108 -0.407 0.650 1.347 sum -0.795 -17.744 -6.000 18.748 Atomic orbital electron populations 1.22717 0.80796 1.02531 1.00263 1.87777 1.19840 1.28116 1.95573 1.22241 0.91607 0.84014 1.01908 1.21170 0.95280 0.94960 1.01593 0.87929 1.21725 1.01203 1.01517 0.95305 1.20306 0.82608 0.90532 0.76224 1.90756 1.60806 1.40546 1.48899 1.46030 1.06345 1.10010 1.74713 1.21798 0.93810 0.82487 1.00156 0.88759 1.21226 0.97277 0.87256 0.92621 1.44235 1.17697 1.04070 1.65951 1.18921 0.93051 0.89977 1.36598 0.89459 1.25240 0.97316 0.95431 0.99169 1.69827 1.36396 0.98829 1.49532 0.87130 0.86897 0.77905 0.77823 1.21538 1.22994 1.19583 1.21573 0.88238 0.99930 0.89879 1.20997 0.94169 0.94730 0.97587 1.22184 0.96832 0.97989 1.00942 1.22570 0.92729 0.91058 0.95634 1.87830 1.23356 1.73819 1.45828 1.22678 0.82962 0.96656 0.99597 1.22089 1.00588 0.95816 0.98456 1.21734 0.95259 0.97061 1.00158 0.94013 0.89697 0.93944 0.92283 0.92257 0.90835 0.92101 0.91997 0.77086 0.96023 0.91407 0.92710 0.90271 0.95701 0.91320 0.91355 0.89557 0.92997 0.89362 0.91462 0.92578 0.89150 0.92199 0.91966 Number of geometries 1 Number of calculations of the screened coulomb radii 1 The total number of SCF iterations 17. Note: The number of geometries may not correspond to the number of cycles due to rejected geometry changes. In the following table subtotal= G_P + SS G_CDS. Atom Chem. CM2 G_P Area Sigma k SS G_CDS Subtotal M number symbol chg. (kcal) (Ang**2) cal/(Ang**2) (kcal) (kcal) value 1 C 0.03 0.27 11.01 101.05 1.11 1.38 16 2 O -0.39 -4.22 10.24 -35.23 -0.36 -4.58 16 3 C 0.08 0.90 4.67 37.16 0.17 1.08 16 4 C -0.11 -1.14 2.96 -91.77 -0.27 -1.42 16 5 H 0.10 0.92 8.14 -51.93 -0.42 0.50 16 6 C -0.14 -1.27 8.99 37.16 0.33 -0.93 16 7 C 0.52 7.21 7.12 -10.99 -0.08 7.14 16 8 O -0.53 -9.85 15.58 5.56 0.09 -9.76 16 9 N -0.72 -9.12 4.98 -53.53 -0.27 -9.38 16 10 C 0.12 1.96 2.28 -67.65 -0.15 1.80 16 11 H 0.09 1.76 5.87 -51.93 -0.30 1.46 16 12 C 0.14 2.80 6.08 -3.72 -0.02 2.78 16 13 N -0.60 -13.54 2.17 -172.37 -0.37 -13.91 16 14 C -0.26 -6.99 10.03 -15.06 -0.15 -7.14 16 15 H 0.09 2.61 8.06 -52.49 -0.42 2.18 16 16 C 0.03 0.78 5.23 -17.43 -0.09 0.68 16 17 N -0.90 -27.11 13.97 55.49 0.78 -26.33 16 18 Si 0.87 21.75 24.35 -169.99 -4.14 17.61 16 19 H -0.29 -6.84 6.26 56.52 0.35 -6.49 16 20 H -0.30 -7.75 7.11 56.52 0.40 -7.35 16 21 H -0.27 -6.64 6.64 56.52 0.38 -6.26 16 22 C 0.13 2.65 2.30 -3.74 -0.01 2.65 16 23 C -0.07 -1.19 0.52 -154.41 -0.08 -1.27 16 24 C -0.14 -2.02 4.92 -26.64 -0.13 -2.15 16 25 C 0.06 0.90 6.57 37.21 0.24 1.14 16 26 O -0.39 -6.95 10.76 -35.23 -0.38 -7.33 16 27 C 0.06 1.06 6.57 37.22 0.24 1.30 16 28 C -0.13 -2.30 4.37 -26.63 -0.12 -2.42 16 29 C -0.10 -1.47 4.21 -26.58 -0.11 -1.58 16 30 H 0.04 0.31 8.14 -51.93 -0.42 -0.11 16 31 H 0.08 0.52 8.14 -51.93 -0.42 0.10 16 32 H 0.04 0.32 8.14 -51.93 -0.42 -0.11 16 33 H 0.06 0.71 8.14 -51.93 -0.42 0.29 16 34 H 0.06 0.72 7.95 -51.93 -0.41 0.30 16 35 H 0.07 0.63 7.82 -51.93 -0.41 0.22 16 36 H 0.06 0.46 7.56 -51.93 -0.39 0.07 16 37 H 0.06 0.62 8.14 -51.93 -0.42 0.20 16 38 H 0.40 3.72 8.03 -40.82 -0.33 3.40 16 39 H 0.02 0.41 8.14 -51.93 -0.42 -0.01 16 40 H 0.07 1.46 7.93 -51.93 -0.41 1.05 16 41 H 0.26 7.54 8.31 -40.82 -0.34 7.20 16 42 H 0.08 1.80 1.45 -51.93 -0.08 1.73 16 43 H 0.03 0.52 7.06 -51.93 -0.37 0.15 16 44 H 0.07 0.88 8.14 -51.93 -0.42 0.46 16 45 H 0.07 0.89 8.14 -51.93 -0.42 0.46 16 46 H 0.09 1.12 8.14 -51.93 -0.42 0.70 16 47 H 0.05 0.92 6.37 -51.93 -0.33 0.59 16 48 H 0.09 1.51 8.14 -51.93 -0.42 1.09 16 49 H 0.07 1.46 6.48 -51.93 -0.34 1.13 16 50 H 0.06 0.89 8.14 -51.93 -0.42 0.46 16 51 H 0.09 1.79 6.10 -51.93 -0.32 1.48 16 52 H 0.06 0.75 8.14 -51.93 -0.42 0.32 16 53 H 0.06 0.81 8.14 -51.93 -0.42 0.38 16 LS Contribution 392.85 15.07 5.92 5.92 Total: -1.00 -32.06 392.85 -7.08 -39.14 By element: Atomic # 1 Polarization: 14.82 SS G_CDS: -9.23 Total: 5.59 kcal Atomic # 6 Polarization: 2.15 SS G_CDS: 0.89 Total: 3.04 kcal Atomic # 7 Polarization: -49.76 SS G_CDS: 0.14 Total: -49.63 kcal Atomic # 8 Polarization: -21.02 SS G_CDS: -0.65 Total: -21.67 kcal Atomic # 14 Polarization: 21.75 SS G_CDS: -4.14 Total: 17.61 kcal Total LS contribution 5.92 Total: 5.92 kcal Total: -32.06 -7.08 -39.14 kcal The number of atoms in the molecule is 53 The average number of expansion shells was 16.00 The maximum number of expansion shells was 16 The minimum number of expansion shells was 16 **** NOTA BENE **** This is the net solvation energy for this exact molecular structure (nuclear and electronic)! The standard-state solvation energy should be obtained as the difference between the heat of formation plus delta-G solvation for the relaxed solvated system and that for the relaxed gas-phase system. ZINC001099572101.mol2 53 1SCF run This is a breakdown of the solvation energy calculated without geometric relaxation in solution: (1) E-EN(sol) electronic-nuclear energy of solute -72.450 kcal (2) G-P(sol) polarization free energy of solvation -32.060 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system -104.510 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy -7.078 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -39.138 kcal (6) G-S(sol) free energy of system = (1) + (5) -111.588 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 0.97 seconds